Slyly buy a shake in the Parker Meridien lobby.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

Bowl in splendor, if you're lucky.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Visit the site of a subway powered by nothing more than air--and lots of it.

An accidentally hidden library containing the ephemeral history of New York.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

Twice a day one of these tragic bronze mariners drowns with the tide to remember all those the sea has taken.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

“Invented in Key West, Perfected in Brooklyn."

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Half of a waterfall goes into the river while the other half seems to disappear.

Mysterious Spanish catacombs of unknown origins.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

An abandoned stretch of highway, deteriorating next to the operational one.

Behold the rickety wooden glory of the world's oldest operating roller coaster.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

A bizarre house filled with an astounding array of collections.